function YiDongFn(){
	this.jl = document.getElementsByClassName('jiaolian');
	this.kk = document.getElementsByClassName('kk');
	this.zz = document.getElementsByClassName('zz');
}
YiDongFn.prototype.init = function(){
	var that = this;
	for (var i = 0; i < this.jl.length; i++) {
		this.jl[i].index = i;
		this.jl[i].onmouseover = function(){
			that.kk[this.index].style.left = "73px";
			that.zz[this.index].style.left = "73px";
		}
		this.jl[i].onmouseout = function(){
			that.kk[this.index].style.left = "-250px";
			that.zz[this.index].style.left = "320px";
		}
	}
}
var mmp = new YiDongFn();
	mmp.init();